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  <xs:element id="jena_FairValueOfPublicRights" name="FairValueOfPublicRights" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="jena_FounderSharesAreNoLongerSubjectToForfeiture" name="FounderSharesAreNoLongerSubjectToForfeiture" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" />
  <xs:element id="jena_ProceedsFromSaleOfPublicUnitsNetOfUnderwritingDiscountsPaid" name="ProceedsFromSaleOfPublicUnitsNetOfUnderwritingDiscountsPaid" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="jena_PrepaidExpensesContributedBySponsorThroughIPOPromissoryNoteRelatedParty" name="PrepaidExpensesContributedBySponsorThroughIPOPromissoryNoteRelatedParty" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="jena_DeferredFeePayable" name="DeferredFeePayable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="jena_DeferredOfferingCostsPaidThroughIPOPromissoryNoteRelatedParty" name="DeferredOfferingCostsPaidThroughIPOPromissoryNoteRelatedParty" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="jena_FairValueMeasurementsScheduleofAssetsthatareMeasuredatFairValueDetailsTable" name="FairValueMeasurementsScheduleofAssetsthatareMeasuredatFairValueDetailsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="jena_DeferredOfferingCostsPaidBySponsorInExchangeForIssuanceOfClassBOrdinaryShares" name="DeferredOfferingCostsPaidBySponsorInExchangeForIssuanceOfClassBOrdinaryShares" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="jena_IncreaseDecreaseInAdvisoryFeePayable" name="IncreaseDecreaseInAdvisoryFeePayable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="jena_InitialPublicOfferingTextBlock" name="InitialPublicOfferingTextBlock" type="dtr:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="jena_PrivatePlacementTextBlock" name="PrivatePlacementTextBlock" type="dtr:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="jena_OfferingCostsPolicyTextBlock" name="OfferingCostsPolicyTextBlock" type="dtr:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
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  <xs:element id="jena_WorkingCapitalLoans" name="WorkingCapitalLoans" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="jena_TradingDays" name="TradingDays" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="jena_RelatedPartyTransactionsDetailsTable" name="RelatedPartyTransactionsDetailsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="jena_PromissoryNoteMember" name="PromissoryNoteMember" type="dtr:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="jena_PostBusinessCombinationMember" name="PostBusinessCombinationMember" type="dtr:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="jena_NumberOfDaysCompletionOfTheInitialBusinessCombination" name="NumberOfDaysCompletionOfTheInitialBusinessCombination" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="jena_InitialBusinessCombinationMember" name="InitialBusinessCombinationMember" type="dtr:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="jena_FounderShares1Member" name="FounderShares1Member" type="dtr:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="jena_AfterTheInitialBusinessCombinationDays" name="AfterTheInitialBusinessCombinationDays" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="jena_AdministrativeServicesAgreement" name="AdministrativeServicesAgreement" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="jena_ScheduleOfBasicAndDilutedNetLossPerOrdinaryShareAbstract" name="ScheduleOfBasicAndDilutedNetLossPerOrdinaryShareAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="jena_SummaryofSignificantAccountingPoliciesScheduleofBasicandDilutedNetLossPerOrdinaryShareDetailsTable" name="SummaryofSignificantAccountingPoliciesScheduleofBasicandDilutedNetLossPerOrdinaryShareDetailsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true" />
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  <xs:element id="jena_YearOfInception" name="YearOfInception" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="jena_CommitmentsandContingenciesDetailsTable" name="CommitmentsandContingenciesDetailsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="jena_AdvisoryFeePayable" name="AdvisoryFeePayable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="jena_AdditionalUnitsIssuedDuringPeriodSharesNewIssues" name="AdditionalUnitsIssuedDuringPeriodSharesNewIssues" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="jena_DeferredFeeNoncurrent" name="DeferredFeeNoncurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="jena_DeferredLegalFee" name="DeferredLegalFee" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="jena_ShareholdersDeficitDetailsTable" name="ShareholdersDeficitDetailsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="jena_PercentageOfAggregateConversion" name="PercentageOfAggregateConversion" type="dtr:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="jena_UnitsEachConsistingOfOneClassAOrdinaryShareAndOneRightMember" name="UnitsEachConsistingOfOneClassAOrdinaryShareAndOneRightMember" type="dtr:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="jena_RightsEachEntitlingTheHolderToReceiveOnetwentieth120OfOneClassAOrdinaryShareMember" name="RightsEachEntitlingTheHolderToReceiveOnetwentieth120OfOneClassAOrdinaryShareMember" type="dtr:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="jena_ClassAOrdinarySharesParValue00001PerShareMember" name="ClassAOrdinarySharesParValue00001PerShareMember" type="dtr:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="jena_ClassAOrdinaryIncludingSubjectToPossibleRedemptionSharesMember" name="ClassAOrdinaryIncludingSubjectToPossibleRedemptionSharesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
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  <xs:element id="jena_UnderwritingDiscountPerShare" name="UnderwritingDiscountPerShare" type="dtr:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" />
  <xs:element id="jena_UnderwritingDiscountAmount" name="UnderwritingDiscountAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="jena_UnderwritingCommissionPaid" name="UnderwritingCommissionPaid" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit" />
  <xs:element id="jena_FairValueMeasurementInputsShareRightsFraction" name="FairValueMeasurementInputsShareRightsFraction" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" />
  <xs:element id="jena_MeasurementInputFairValuePerPublicRightMember" name="MeasurementInputFairValuePerPublicRightMember" type="dtr:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="jena_MeasurementInputMarketAdjustmentMember" name="MeasurementInputMarketAdjustmentMember" type="dtr:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="jena_MeasurementInputPreadjustedValuePerRightMember" name="MeasurementInputPreadjustedValuePerRightMember" type="dtr:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="jena_MeasurementInputShareRightsFractionMember" name="MeasurementInputShareRightsFractionMember" type="dtr:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="jena_MeasurementInputUnitPriceMember" name="MeasurementInputUnitPriceMember" type="dtr:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="jena_ScheduleOfQuantitativeInformationRegardingMarketAssumptionsUsedInTheLevel3ValuationAbstract" name="ScheduleOfQuantitativeInformationRegardingMarketAssumptionsUsedInTheLevel3ValuationAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="jena_ScheduleOfAssetsThatAreMeasuredAtFairValueAbstract" name="ScheduleOfAssetsThatAreMeasuredAtFairValueAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="jena_DeferredOfferingCostsIncludedInAccruedOfferingCosts" name="DeferredOfferingCostsIncludedInAccruedOfferingCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit" />
  <xs:element id="jena_PrivatePlacementUnitsMember" name="PrivatePlacementUnitsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
  <xs:element id="jena_UnderwritersMember" name="UnderwritersMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true" />
</xs:schema>
